/* ===== 下载与版本中心（page-products） ===== */
.page-products {
  --pp-card-bg: linear-gradient(140deg, rgba(18, 41, 63, .82), rgba(11, 26, 43, .54));
  --pp-card-bd: rgba(143, 163, 184, .24);
}

/* --- 开场目录区 --- */
.page-products .pp-open {
  padding-top: 4px;
}

.page-products .pp-open .crumbs {
  margin-bottom: 26px;
}

.page-products .pp-open .display {
  margin: 14px 0 20px;
  max-width: 880px;
}

.page-products .pp-open .lede {
  max-width: 42em;
  color: var(--text-2);
}

.page-products .pp-toc {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 32px 0 0;
  padding: 0;
  list-style: none;
}

.page-products .pp-toc a {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  padding: 9px 16px;
  border: 1px solid var(--pp-card-bd);
  border-radius: 999px;
  background: rgba(18, 41, 63, .55);
  color: var(--text-1);
  font-size: 13px;
  letter-spacing: .04em;
  text-decoration: none;
  transition: border-color .2s var(--ease), background .2s var(--ease), transform .2s var(--ease);
}

.page-products .pp-toc a:hover,
.page-products .pp-toc a:focus-visible {
  border-color: var(--teal);
  background: rgba(23, 195, 178, .14);
  transform: translateY(-2px);
}

.page-products .pp-toc .num {
  color: var(--teal);
  font-size: 12px;
  letter-spacing: .08em;
}

/* --- 章节通用小节奏 --- */
.page-products .pp-lead-in {
  margin-top: 24px;
  max-width: 40em;
  color: var(--text-2);
}

.page-products .section--light .pp-lead-in {
  color: var(--ink-2);
}

.page-products .pp-shot {
  margin: 30px 0 0;
}

/* --- 01 设备矩阵 --- */
.page-products .pp-devices {
  margin-top: 26px;
  row-gap: 26px;
}

.page-products .pp-table-wrap {
  border: 1px solid var(--pp-card-bd);
  border-radius: var(--radius);
  background: linear-gradient(180deg, rgba(18, 41, 63, .78), rgba(11, 26, 43, .5));
  overflow: hidden;
  box-shadow: var(--shadow-1);
}

.page-products .dev-table {
  width: 100%;
  min-width: 640px;
  border-collapse: collapse;
}

.page-products .dev-table thead th {
  padding: 14px 18px;
  text-align: left;
  font-family: var(--font-mono);
  font-size: 11.5px;
  font-weight: 500;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--slate);
  border-bottom: 1px solid var(--pp-card-bd);
  white-space: nowrap;
}

.page-products .dev-table tbody th,
.page-products .dev-table tbody td {
  padding: 16px 18px;
  text-align: left;
  vertical-align: top;
  font-size: 14.5px;
  font-weight: 400;
  line-height: 1.65;
  color: var(--text-2);
  border-bottom: 1px solid var(--pp-card-bd);
}

.page-products .dev-table tbody tr:last-child th,
.page-products .dev-table tbody tr:last-child td {
  border-bottom: 0;
}

.page-products .dev-table tbody tr:hover {
  background: rgba(23, 195, 178, .05);
}

.page-products .dev-table tbody th.dev-name {
  color: var(--text-1);
  font-weight: 600;
  white-space: nowrap;
}

.page-products .dev-status {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 4px 11px;
  border: 1px solid transparent;
  border-radius: 999px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .04em;
  white-space: nowrap;
}

.page-products .dev-status::before {
  content: "";
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: currentColor;
}

.page-products .dev-status--ok {
  color: var(--green);
  border-color: rgba(76, 224, 165, .38);
  background: rgba(76, 224, 165, .08);
}

.page-products .dev-status--dual {
  color: var(--teal-soft);
  border-color: var(--teal-line);
  background: rgba(23, 195, 178, .1);
}

.page-products .dev-spec {
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--text-2);
}

.page-products .pp-note {
  padding: 26px;
  background: var(--pp-card-bg);
  border: 1px solid var(--pp-card-bd);
}

.page-products .pp-note h3 {
  margin: 10px 0 12px;
  font-size: 19px;
  line-height: 1.4;
}

.page-products .pp-note > p {
  margin: 0;
  font-size: 14.6px;
  line-height: 1.78;
  color: var(--text-2);
}

.page-products .pp-note ul {
  display: grid;
  gap: 10px;
  margin: 18px 0 0;
  padding: 0;
  list-style: none;
}

.page-products .pp-note li {
  position: relative;
  padding-left: 18px;
  font-size: 14.4px;
  line-height: 1.7;
  color: var(--text-2);
}

.page-products .pp-note li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .68em;
  width: 9px;
  height: 2px;
  background: var(--teal);
}

/* --- 02 步骤流 --- */
.page-products .steps {
  display: grid;
  gap: 14px;
  margin: 28px 0 0;
  padding: 0;
  list-style: none;
}

.page-products .step {
  display: grid;
  grid-template-columns: 44px 1fr;
  gap: 16px;
  align-items: start;
  padding: 20px;
  border: 1px solid var(--pp-card-bd);
  border-radius: var(--radius-sm);
  background: var(--pp-card-bg);
  transition: transform .22s var(--ease), border-color .22s var(--ease), box-shadow .22s var(--ease);
}

.page-products .step:hover {
  transform: translateY(-4px);
  border-color: var(--teal-line);
  box-shadow: var(--shadow-1);
}

.page-products .step-no {
  display: grid;
  place-items: center;
  width: 44px;
  height: 44px;
  border: 1px solid var(--teal-line);
  border-radius: 12px;
  background: rgba(23, 195, 178, .1);
  color: var(--teal-soft);
  font-family: var(--font-mono);
  font-size: 14px;
}

.page-products .step-title {
  margin: 4px 0 8px;
  font-size: 17px;
  line-height: 1.42;
}

.page-products .step-body > p {
  margin: 0;
  font-size: 14.8px;
  line-height: 1.78;
  color: var(--text-2);
}

/* --- 03 多设备同步 --- */
.page-products .pp-sync {
  margin-top: 26px;
  row-gap: 28px;
}

.page-products .pp-syncmap {
  margin: 0;
  padding: 18px;
  border: 1px dashed var(--pp-card-bd);
  border-radius: var(--radius);
  background: rgba(6, 15, 25, .5);
}

.page-products .sync-map {
  display: block;
  width: 100%;
  max-width: 380px;
  height: auto;
  margin: 0 auto;
}

.page-products .sm-path {
  fill: none;
  stroke: var(--slate);
  stroke-width: 1.4;
  stroke-dasharray: 6 6;
  opacity: .55;
  transition: stroke .22s var(--ease), opacity .22s var(--ease);
}

.page-products .sm-node {
  fill: rgba(122, 92, 255, .14);
  stroke: var(--violet);
  stroke-width: 1.6;
  transition: fill .22s var(--ease), stroke .22s var(--ease);
}

.page-products .sm-core {
  fill: rgba(23, 195, 178, .15);
  stroke: var(--teal);
  stroke-width: 1.6;
}

.page-products .sm-g:hover .sm-node {
  fill: rgba(255, 90, 54, .22);
  stroke: var(--pulse);
}

.page-products .sm-g:hover + .sm-path,
.page-products .sm-g:hover ~ .sm-path {
  stroke: var(--teal);
  opacity: 1;
}

.page-products .sm-t {
  fill: var(--text-2);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .04em;
}

.page-products .sm-t--core {
  fill: var(--text-1);
  font-size: 13px;
}

.page-products .sync-list {
  display: grid;
  gap: 18px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-products .sync-item {
  display: grid;
  grid-template-columns: 74px 1fr;
  gap: 14px;
  align-items: start;
  padding-bottom: 18px;
  border-bottom: 1px dashed var(--pp-card-bd);
}

.page-products .sync-item:last-child {
  padding-bottom: 0;
  border-bottom: 0;
}

.page-products .sync-key {
  padding-top: 3px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .12em;
  color: var(--violet);
  white-space: nowrap;
}

.page-products .sync-item h3 {
  margin: 0 0 7px;
  font-size: 16px;
  line-height: 1.45;
}

.page-products .sync-item p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.75;
  color: var(--text-2);
}

/* --- 04 周末双屏 --- */
.page-products .weekend-grid {
  display: grid;
  gap: 16px;
  margin-top: 26px;
}

.page-products .screen {
  position: relative;
  overflow: hidden;
  padding: 24px 22px 24px 26px;
  border: 1px solid rgba(11, 26, 43, .14);
  border-radius: var(--radius);
  background: #FFFFFF;
  box-shadow: 0 8px 22px rgba(11, 26, 43, .06);
  transition: transform .22s var(--ease), box-shadow .22s var(--ease);
}

.page-products .screen:hover {
  transform: translateY(-4px);
  box-shadow: 0 18px 40px rgba(11, 26, 43, .14);
}

.page-products .screen::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 4px;
  height: 100%;
}

.page-products .screen--a::before {
  background: var(--teal);
}

.page-products .screen--b::before {
  background: var(--pulse);
}

.page-products .screen .index {
  color: var(--slate);
}

.page-products .screen h3 {
  margin: 8px 0 10px;
  font-size: 18px;
  line-height: 1.42;
  color: var(--ink);
}

.page-products .screen p {
  margin: 0;
  font-size: 14.6px;
  line-height: 1.78;
  color: #35485C;
}

/* --- 05 版本色带 --- */
.page-products .ver-band {
  position: relative;
  margin-top: 32px;
  padding-top: 30px;
}

.page-products .ver-band::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  border-radius: 2px;
  background: linear-gradient(90deg, var(--teal), var(--violet), var(--pulse));
}

.page-products .ver-track {
  display: grid;
  grid-auto-flow: column;
  grid-auto-columns: minmax(212px, 1fr);
  overflow-x: auto;
  scrollbar-width: thin;
}

.page-products .ver-item {
  position: relative;
  padding: 16px 18px 6px 18px;
  border-right: 1px solid var(--pp-card-bd);
}

.page-products .ver-item:last-child {
  border-right: 0;
}

.page-products .ver-item::before {
  content: "";
  position: absolute;
  top: -36px;
  left: 18px;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--violet);
  box-shadow: 0 0 0 4px rgba(122, 92, 255, .18);
}

.page-products .ver-item--major::before {
  background: var(--pulse);
  box-shadow: 0 0 0 4px rgba(255, 90, 54, .2);
}

.page-products .ver-item--hot::before {
  background: var(--green);
  box-shadow: 0 0 0 4px rgba(76, 224, 165, .2);
}

.page-products .ver-tag {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .14em;
  color: var(--teal-soft);
}

.page-products .ver-item h3 {
  margin: 10px 0 10px;
  font-size: 17px;
  line-height: 1.42;
}

.page-products .ver-item p {
  margin: 0;
  font-size: 14.4px;
  line-height: 1.74;
  color: var(--text-2);
  transition: opacity .22s var(--ease);
}

.page-products .ver-item:hover p {
  opacity: 1;
}

.page-products .ver-item:hover h3 {
  color: var(--teal-soft);
}

/* --- 06 自助排查 --- */
.page-products .trouble {
  display: grid;
  margin: 28px 0 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--pp-card-bd);
}

.page-products .trouble-item {
  padding: 22px 0;
  border-bottom: 1px solid var(--pp-card-bd);
}

.page-products .trouble-item h3 {
  margin: 0 0 8px;
  font-size: 16.5px;
  line-height: 1.45;
}

.page-products .trouble-item h3 .num {
  margin-right: 10px;
  font-size: 14px;
  color: var(--pulse);
}

.page-products .trouble-item p {
  margin: 0;
  font-size: 14.6px;
  line-height: 1.78;
  color: var(--text-2);
}

.page-products .trouble-item a {
  color: var(--teal-soft);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.page-products .trouble-item a:hover {
  color: var(--teal);
}

.page-products .pp-next {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 36px;
}

/* --- 响应式 --- */
@media (min-width: 700px) {
  .page-products .weekend-grid {
    grid-template-columns: 1fr 1fr;
  }

  .page-products .pp-toc {
    gap: 12px;
  }
}

@media (min-width: 900px) {
  .page-products .pp-devices {
    align-items: start;
  }

  .page-products .pp-note {
    padding: 30px;
  }

  .page-products .step {
    grid-template-columns: 52px 1fr;
    gap: 20px;
    padding: 24px;
  }

  .page-products .step-no {
    width: 52px;
    height: 52px;
    font-size: 15px;
  }

  .page-products .sync-item {
    grid-template-columns: 88px 1fr;
    gap: 20px;
  }

  .page-products .ver-item {
    padding: 18px 24px 8px 24px;
  }

  .page-products .ver-item::before {
    left: 24px;
  }

  .page-products .pp-next {
    margin-top: 44px;
  }
}

@media (max-width: 599px) {
  .page-products .pp-note {
    padding: 20px;
  }

  .page-products .sync-item {
    grid-template-columns: 1fr;
    gap: 6px;
  }

  .page-products .sync-key {
    padding-top: 0;
  }

  .page-products .step {
    grid-template-columns: 38px 1fr;
    gap: 12px;
    padding: 16px;
  }

  .page-products .step-no {
    width: 38px;
    height: 38px;
    border-radius: 10px;
    font-size: 13px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-products .step,
  .page-products .screen,
  .page-products .pp-toc a {
    transition: none;
  }

  .page-products .step:hover,
  .page-products .screen:hover,
  .page-products .pp-toc a:hover {
    transform: none;
  }
}